Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9818562 | Switch | Takashi Sato, Ayumu Morita, Makoto Yano, Kenji Tsuchiya | 2017-11-14 |
| 9378913 | Operating device or vacuum switch | Takashi Sato, Ayumu Morita, Kenji Tsuchiya, Masato Yabu, Hisao Kawakami +2 more | 2016-06-28 |
| 9142371 | Actuator for contactor | Takamitsu Hae, Ayumu Morita, Masato Yabu, Kenji Tsuchiya | 2015-09-22 |
| 8110771 | Vacuum insulating switch gear | Keiichi Takahashi, Kenji Tsuchiya, Hisao Kawakami | 2012-02-07 |